Class: GraphQL::Analysis::AST::QueryComplexity::TypeComplexity

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/analysis/ast/query_complexity.rb

Overview

Selections on an object may apply differently depending on what is actually returned by the resolve function. Find the maximum possible complexity among those combinations.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ TypeComplexity

Returns a new instance of TypeComplexity



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# File 'lib/graphql/analysis/ast/query_complexity.rb', line 95

def initialize
  @types = Hash.new { |h, k| h[k] = {} }
end

Instance Method Details

#max_possible_complexity ⇒ Object

Return the max possible complexity for types in this selection



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# File 'lib/graphql/analysis/ast/query_complexity.rb', line 100

def max_possible_complexity
  @types.map do |type, fields|
    fields.values.inject(:+)
  end.max
end

#merge(type_defn, key, complexity) ⇒ Object

Store the complexity for the branch on type_defn. Later we will see if this is the max complexity among branches.



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# File 'lib/graphql/analysis/ast/query_complexity.rb', line 108

def merge(type_defn, key, complexity)
  @types[type_defn][key] = complexity
end